UBA2025T NXP [NXP Semiconductors], UBA2025T Datasheet - Page 12

• Manufacturer Part Number: UBA2025T
• Description: CFL power IC
• Manufacturer: NXP [NXP Semiconductors]

NXP Semiconductors
Table 7.
UBA2025_1
Product data sheet
Component type
diodes
resistors
inductors
capacitors
Fig 6.
230 V AC
R1
23 W CFL application diagram
23 W CFL application component values
D S1
D S3
11.2 Application diagram
D S2
D S4
Component
name
DS1-DS4
DS7, DS8
R1
R
R
R
L1
L2
C2
C3, C4
C5
C
C
CF
C
CS7
IREF
HV
SHUNT
I
CPAV
BOOT
C2
L1
C3
C4
Value
IN4007
IN4148
10
30 k
560 k
1.1
1.8 mH
3 mH
5.6 H; 400 V
100 nF; 200 V
3.9 nF; 630 V
47 nF
100 nF
100 pF
100 nF; 400 V
150 pF; 400 V
LAMP
C5
Rev. 01 — 16 October 2009
R SHUNT
V shunt +
L2
Description
bridge rectifier
limiting and charge pump
inrush or fusistor
reference
start-up and feed forward frequency
sensing (2 W)
input mains filter
resonant
mains buffer
DC blocking
resonant
integrating
preheat and averaging
internal reference oscillator
bootstrap
charge pump and dv/dt limiting
C S7
DS8
D S7
C BOOT
GLO
S1A
S1B
GLI
VS
FS
C S9
PGND
VDC
UBA2025
R HV
GND
RHV
RS
UBA2025
CI
CPAV
CF
IREF
SGND
© NXP B.V. 2009. All rights reserved.
CFL power IC
C CPAV
R IREF
014aaa937
CF
C I
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